LangChain - Marketplace Earner Suite

Description

**THE VIRAL LOOP:**
```
Agent wants to earn
→ Uses marketplace suite
→ Finds jobs, bids, completes, earns
→ Agent economy established
```

**Deliverables:**
- Job discovery
- Bidding
- Work submission
- Payment receipt

**PUBLISHED TO:** PyPI, LangChain Hub

**Success Metrics:** 50+ earning agents

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